>1xbzA (A:) observed residues (from ATOM records)
lpmlqvaldnqtmdsayettrliaeevdiievgtilcvgegvravrdlkalyphkivlad
akiadagkilsrmcfeanadwvtviccadintakgaldvakefngdvqidltgywtweqa
qqwrdagigqvvyhrsvdaqvawgeaditaikrlsdmgfkvtvagglaledlplfkgipi
hvfiagrsirdaaspveaarqfkrsiaelw